- 135 -
LGMC
6
7
2
B
C
VDD_SPKR : 0.1uF
3
VDD_MSM : 0.1uF
VDD_ANA : 0.1uF
A
B
C
VDD_MAIN : 0.1uF
5
C
U404, Q402, D400, BAT400, X400, C449, R410, L402, TP401
Differential lines, route as equal length as possible !! --> ICHARGE , ICHARGEOUT
1608
A
8
2
1608
1608
B
10
1
6
9
E
E
D
3
4
5
1608
1
1005
2
10
1
LGIC(42)-A-5505-10:01
4
PMIC VPWR BYPASS
END Ref
VDD_WLAN : 0.1uF
Power Line --> Route carefully!!!!!
1
1608
1608
Battery Charging Circuit
8
D
D
9
1%
Draw the Artwork_line thickly !!!!!
1608
--->> USB_VBUS , FLASH_DRV_N , KPD_DRV_N , KEY_ON_SW_N , MOT_PWR-
C
D
1608
VDD_MSMC : 4.7uF
VDD_MSME : 4.7uF
7
4
5
VDD_RUIM : 0.1uF
Check if it is LOW enable.
A
B
A
5
LG Electronics Inc.
Switcher Circuit for RF
1608
3
100K
R719
3
4
2
VDD_RF : 0.1uF
VDD_PA : 4.7uF
X701
COLLECTOR
3
5
DRAIN
EMITTER1
1
2
EMITTER2
GATE
6
P_COLLECTOR
9
10
P_DRAIN
4
SOURCE
32.768KHz
U805
NUS3116MTR2G
8
BASE1
7
BASE2
47K
R711
51K
R708
4.7u
C738
8
CE
3
COP
4
CRES
2
GND
IN
5
M
10
PGND
1
9
PVDD
7
VDD
VOUT
6
FB6831J
U702
0.1u
C735
2.2u
C726
D701
RB521S-30
0.1u
C736
C734
4.7u
NA
C737
R710
51K
C715
2.2u
C833
C728
15p
C707
0.1u
0.1u
C708
0.1u
0.1u
C706
C709
0.1u
smd_1608h_9_r
C721
4.7u
C710
0.1u
C711
4.7u
10K
R830
R713
1K
C722
4.7u
C705
0.1u
4.7u
C716
0.1u
C739
51
R707
C712
4.7u
C725
10u
R414
0.1
SI8407DB-T2-E1
D1
D2
G
S1
S2
S3
Q704
0.1u
C704
4.7u
C713
15p
C832
R703
121K
1u
C714
1u
C720
100K
R712
GND_SLUG
85
PON_RESET_N
9
0.1u
C718
SPKR_IN_M
78
SPKR_OUT_M
79
FLSH_DRV_N
8
REF_OUT(MPP8)
80
VREG_SYNT
81
82
AMUX_OUT
VDD_MAIN
83
VREG_TCXO
84
AMUX_IN1(MPP1)
70
VDD_RF
71
AMUX_IN2(MPP2)
72
VREG_RFTX
73
SPKR_BYP
74
SPKR_OUT_P
75
SPKR_IN_P
76
VDD_SPKR
77
REF_BYP
63
VREG_WLAN
64
VDD_WLAN
65
CBL1PWR_N(MPP4)
66
VREG_RFRX2
67
CBL0PWR_N(MPP3)
68
VREG_RFRX1
69
BAT_FET_N
7
VREG_MSMA
56
PS_HOLD
57
TCXO_IN
58
MSM_INT_N
59
VBAT
6
VCOIN
60
REF_ISET
61
REF_GND
62
SBCK
49
ISNS_M
5
VREG_MSMP
50
SBST
51
VDD_MSM
52
TCXO_OUT
53
VDD_ANA
54
TCXO_EN
55
VDD_RUIM
41
42
VREG_RUIM
RUIM_RST(MPP6)
43
XTAL_IN
44
SLEEP_CLK
45
XTAL_OUT
46
SBDT
47
VBACKUP
48
RUIM_M_CLK(MPP9)
34
35
VDD_MSME
VREG_MSME
36
VSW_MSME
37
RUIM_CLK(MPP10)
38
VREG_MMC
39
CHG_CTL_N
4
RUIM_M_RST(MPP5)
40
VSW_PA
27
28
VREG_PA
VDD_PA
29
ISNS_P
3
RUIM_M_IO(MPP11)
30
VSW_MSMC
31
VREG_MSMC
32
VDD_MSMC
33
VCHG
2
USB_D_M
20
21
GP1_DRV_N(MPP7)
LCD_DRV_N
22
KPD_DRV_N
23
KPDPWR_N
24
VIB_DRV_N
25
RUIM_IO(MPP12)
26
VREG_5V
12
USB_OE_N
13
VSW_5V
14
USB_CTL_N
15
USB_VBUS
16
USB_DAT
17
USB_D_P
18
USB_SE0
19
U701
PM6650-2M
ADC_BYP
1
VREG_USB
10
USB_ID
11
R717
100K
200K
R704
smd_2520h1_6_r
4.7uH
L703
L702
4.7uH
smd_2520h1_6_r
1u
C835
C730
10u
C732
TP701
1000p
150K
R718
4.7uH
L701
33u
C701
C731
0.1u
4.7u
C719
smd_1608h_9_r
10u
C727
2.2u
C836
C729
1u
22u
C703
C733
4.7u
PM_ON_SW_N
VREG_RF_SMPS
PA_FET_N
+VPWR
SLEEP_CLK
+5V_PWR
+VPWR
ICHARGE
ICHARGEOUT
VBATT
VBATT
+5V_PWR
USB_VBUS
CHG_CNT_N
USB_CNT_N
BATT_FET_N
+VPWR
USB_CNT_N
+VPWR
VREG_W_PA
+VPWR
TCXO_EN
VREG_MSMA_2.6V
PM_INT_N
VREG_BT_2.85V
+VPWR
VREG_RF_2.85V
+VPWR
+VPWR
GSM_PA_PWR_CTL_REF
VREG_SYNTH_2.6V
AMUX_OUT
+VPWR
+VPWR
VBATT
TOUCH_LED_DRV_N
VBACK_UP
PA_FET_N
VREG_TCXO_2.85V
VREG_MSMP_2.8V
KYBD_BACKLIGHT
MOTOR_POWER-
USIM_P_DATA
SSBDT_PM
VREG_MSMP_2.8V
JTAG_PS_HOLD
PS_HOLD
TCXO_PM
PA_R0
ICHARGE
CHG_CNT_N
ICHARGEOUT
BATT_FET_N
MSM_RESIN_N
USB_OE_N
USB_VBUS
USB_DAT
USB_D+
USB_SE0
USB_D-
USIM_DATA
VREG_MSMC_1.25V
USIM_CLK
VREG_MSME_1.8V
USIM_P_CLK
VREG_TFLASH_3.0V
VREG_USIM_2.85V
USIM_RST_N
USIM_P_RST_N
TCXO_MSM
+VPWR
7. CIRCUIT DIAGRAM
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Содержание CU575
Страница 1: ...Date Mugust 2007 Issue 1 0 Service Manual Model CU575 Service Manual CU575 ...
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